Senior Software Engineer - Security Platform

This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a Senior Software Engineer - Security Platform based in the United States. This is an opportunity to build and operate security-critical infrastructure at exceptional global scale. You’ll join an infrastructure and developer tools team responsible for secrets management, internal PKI, machine identity, and workload identity. Your work will help engineering teams securely develop and operate products across a globally distributed network spanning more than 310 cities and 120 countries. The role combines hands-on software engineering, distributed systems design, security implementation, and operational ownership. You’ll help strengthen and re-architect foundational security systems while advising teams on secure architecture and implementation. You’ll work in a highly technical, collaborative environment where engineers are encouraged to challenge assumptions and solve complex problems creatively. AI-assisted development, continuous learning, and practical experimentation are embraced as tools for increasing engineering velocity and impact.